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SubjectRe: [PATCH] kconfig: qconf: make debug links work again
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On Sun, 2020-06-28 at 23:41 +0900, Masahiro Yamada wrote:
> On Sun, Jun 28, 2020 at 9:21 PM Mauro Carvalho Chehab
> <mchehab+huawei@kernel.org> wrote:
> > The Qt5 conversion broke support for debug info links.
> >
> > Restore the behaviour added by changeset
> > ab45d190fd4a ("kconfig: create links in info window").
> >
> > Reported-by: Maxim Levitsky <mlevitsk@redhat.com>
> > Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
>
> I tested this patch, but this caused
> segmentation fault.
>
>
> I enabled 'Show Debug Info',
> and then clicked
> dep: <symbol name>.
>
> Then, xconfig crashed.
>
> (without this patch, it did not cause
> segfault at least)
>
> Did you see this?

Works for me - tested this again
(I have both patches applied on top on mainline master branch).
Maybe you have Qt4?

One thing that I forgot to report is that when clicking on the symbol,
only config descripion updates and not config/menu windows.
It might even be always like that, I don't remember, but it would be nice if
these were updated too.

Best regards,
Maxim Levitsky

>
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>
>
>
>
>
>
>
>
> > ---
> > scripts/kconfig/qconf.cc | 35 ++++++++++++++++++++++++++++++++++-
> > scripts/kconfig/qconf.h | 1 +
> > 2 files changed, 35 insertions(+), 1 deletion(-)
> >
> > diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
> > index 631e19659504..03cadf27a376 100644
> > --- a/scripts/kconfig/qconf.cc
> > +++ b/scripts/kconfig/qconf.cc
> > @@ -1012,7 +1012,7 @@ ConfigInfoView::ConfigInfoView(QWidget* parent, const char *name)
> > : Parent(parent), sym(0), _menu(0)
> > {
> > setObjectName(name);
> > -
> > + setOpenLinks(false);
> >
> > if (!objectName().isEmpty()) {
> > configSettings->beginGroup(objectName());
> > @@ -1224,6 +1224,36 @@ void ConfigInfoView::expr_print_help(void *data, struct symbol *sym, const char
> > *text += str2;
> > }
> >
> > +void ConfigInfoView::clicked(const QUrl &url)
> > +{
> > + QByteArray str = url.toEncoded();
> > + const std::size_t count = str.size();
> > + char *hex = new char[count];
> > + unsigned long p;
> > +
> > + if (count < 1)
> > + return;
> > +
> > + memcpy(hex, str.constData(), count);
> > + p = (int)strtol(hex + 1, NULL, 16);
> > +
> > + if (!p)
> > + return;
> > +
> > + if (hex[0] == 's') {
> > + struct symbol *s = (struct symbol *)p;
> > +
> > + sym = s;
> > + symbolInfo();
> > + } else {
> > + struct menu *m = (struct menu *)p;
> > +
> > + _menu = m;
> > + menuInfo();
> > + }
> > + emit showDebugChanged(true);
> > +}
> > +
> > QMenu* ConfigInfoView::createStandardContextMenu(const QPoint & pos)
> > {
> > QMenu* popup = Parent::createStandardContextMenu(pos);
> > @@ -1497,6 +1527,9 @@ ConfigMainWindow::ConfigMainWindow(void)
> > helpMenu->addAction(showIntroAction);
> > helpMenu->addAction(showAboutAction);
> >
> > + connect (helpText, SIGNAL (anchorClicked (const QUrl &)),
> > + helpText, SLOT (clicked (const QUrl &)) );
> > +
> > connect(configList, SIGNAL(menuChanged(struct menu *)),
> > helpText, SLOT(setInfo(struct menu *)));
> > connect(configList, SIGNAL(menuSelected(struct menu *)),
> > diff --git a/scripts/kconfig/qconf.h b/scripts/kconfig/qconf.h
> > index d913a02967ae..a193137f2314 100644
> > --- a/scripts/kconfig/qconf.h
> > +++ b/scripts/kconfig/qconf.h
> > @@ -250,6 +250,7 @@ public slots:
> > void setInfo(struct menu *menu);
> > void saveSettings(void);
> > void setShowDebug(bool);
> > + void clicked (const QUrl &url);
> >
> > signals:
> > void showDebugChanged(bool);
> > --
> > 2.26.2
> >
>
>


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